text: /*
   * Licensed to Elasticsearch B.V. under one or more contributor
   * license agreements. See the NOTICE file distributed with
   * this work for additional information regarding copyright
   * ownership. Elasticsearch B.V. licenses this file to you under
   * the Apache License, Version 2.0 (the "License"); you may
   * not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *    http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  
  import _ from 'lodash';
  
  export class FieldFormatsService {
    constructor(fieldFormatClasses, getConfig) {
      this._fieldFormats = _.indexBy(fieldFormatClasses, 'id');
      this.getConfig = getConfig;
    }
  
    /**
     * Get the id of the default type for this field type
     * using the format:defaultTypeMap config map
     *
     * @param  {String} fieldType - the field type
     * @return {String}
     */
    getDefaultConfig(fieldType) {
      const defaultMap = this.getConfig('format:defaultTypeMap');
      return defaultMap[fieldType] || defaultMap._default_;
    }
  
    /**
     * Get the default fieldFormat instance for a field type.
     *
     * @param  {String} fieldType
     * @return {FieldFormat}
     */
    getDefaultInstance(fieldType) {
      const conf = this.getDefaultConfig(fieldType);
      const FieldFormat = this._fieldFormats[conf.id];
      return new FieldFormat(conf.params, this.getConfig);
    }
  
    /**
     * Get the fieldFormat instance for a field format configuration.
     *
     * @param  {Object} conf:id, conf:params
     * @return {FieldFormat}
     */
    getInstance(conf) {
      const FieldFormat = this._fieldFormats[conf.id];
      return new FieldFormat(conf.params, this.getConfig);
    }
  
    /**
     * Get a FieldFormat type (class) by it's id.
     *
     * @param  {String} fieldFormatId - the FieldFormat id
     * @return {FieldFormat}
     */
    getType(fieldFormatId) {
      return this._fieldFormats[fieldFormatId];
    }
  }
  